[Children walking through the ruins of the former Ghetto, Warsaw, Poland]

[Children waiting for the bus, in the remains of the bombed Warsaw Ghetto, Poland]

[Jewish couple suffering the effects of Polish antisemitic boycotts, Warsaw]

[School children waiting for the bus in the ruins of Warsaw Ghetto, Poland]

[Man looking at toy shop window on Marszalkowska Street, Warsaw, Poland]

[Children playing in a playground, partially destroyed buildings in the background, Warsaw, Poland]

[Postcard from Roman Vishniac in Warsaw to his daughter Mara in Riga]